CVE-2026-20736
January 22, 2026
Gitea does not properly verify repository context when deleting attachments. A user who previously uploaded an attachment to a repository may be able to delete it after losing access to that repository by making the request through a different repository they can access.
Affected Packages
https://github.com/go-gitea/gitea.git (GITHUB):
Affected version(s) >=v0.9.99 <v1.25.4Fix Suggestion:
Update to version v1.25.4code.gitea.io/gitea (GO):
Affected version(s) >=v0.0.0-20150810145912-2aea247208d4 <v1.25.4Fix Suggestion:
Update to version v1.25.4Related Resources (9)
Do you need more information?
Contact UsCVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
HIGH
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE
Weakness Type (CWE)
Improper Access Control
EPSS
Base Score:
0.03
